'Carbonaceous' definitions:

Definition of 'carbonaceous'

(from WordNet)
adjective
Relating to or consisting of or yielding carbon [syn: carbonaceous, carbonous, carbonic, carboniferous]

Definition of 'Carbonaceous'

From: GCIDE
  • Carbonaceous \Car"bo*na`ceous\, a. Pertaining to, containing, or composed of, carbon. [1913 Webster] Carbonade